What is Erik Lum's specialty?

Erik Lum (NPI 1952549180) is a Medicare-billing provider whose primary specialty is Nephrology in Los Angeles, CA.

Where does Erik Lum practice?

Erik Lum practices in Los Angeles, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1952549180.

How much does Medicare pay Erik Lum?

Erik Lum (NPI 1952549180) received approximately $161K in total Medicare Part B payments, serving 365 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1952549180

Erik LumMD

NephrologyLos Angeles, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

772

Unique beneficiaries

—

Total services

1,800

Distinct HCPCS

Medicare payment

$156K

Peer benchmark

Total Medicare services vs. 985 Nephrology providers in CA — above median (cohort median 1,482).

PRESCRIBING · PART D · 2024

Total Rx claims

1,046

Beneficiaries

—

Total drug cost

$99K

Distinct drugs

Brand share

20.8%

Top prescribed drugs

Prednisone182 claims

Pantoprazole Sodium136 claims

Sulfamethoxazole/Trimethoprim117 claims

Fluconazole68 claims

Carvedilol66 claims

QUALITY · MIPS · 2024

Final MIPS score

87.5

Quality

79.4

Cost

73.7

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.53%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$184

Payment records

By payment type

Education$97

Food and Beverage$87

Top paying entities

Education$97

Food and Beverage$87

REFERRAL NETWORK

Where Erik Lum's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 45 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Edmund Huang Nephrology · West Hollywood, CA	147	919
Uttam Reddy Nephrology · Orange, CA	127	663
Michele Pena Nurse Practitioner · Los Angeles, CA	102	378
Unilab Corporation Clinical Laboratory · West Hills, CA	81	304
Donald Roback Diagnostic Radiology · Manhattan Beach, CA	58	199
Mohammad Kamgar Nephrology · Los Angeles, CA	51	153
Jeffrey Veale Urology · Los Angeles, CA	43	341
Benjamin Plotkin Diagnostic Radiology · Los Angeles, CA	43	180
Victor Sai Diagnostic Radiology · Los Angeles, CA	36	86
Tamara Horwich Cardiology · Los Angeles, CA	34	100
RAGAVENDRA, NAGESH	33	84
Steven Raman Diagnostic Radiology · Los Angeles, CA	30	94

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events